J’aurais dû inviter Victor ! I should have invited Victor!J’aurais aimé inviter Victor ! I would like to have invited Victor!J’aurais mieux fait d’inviter Victor ! I would have been better off inviting Victor!

• We can also use si + conditional constructions:

Si c’était à refaire, je ne le ferais pas. If I had to do it all over again, I wouldn’t do it.Si j’avais su, j’aurais invité Victor. If I had known, I would have invited Victor.

• We can also use the expression Quel dommage ! (What a shame!), or Quel dommage + DE + infinitive or Quel dommage + QUE + subjunctive.